Add contextual link to source file on GitHub in devel-doc (thanks @icook @harding)

_less/screen.less

@@ -743,6 +743,9 @@ table td,table th{
 .toc ul.reportissue li{
 	background:url(/img/mini_ico_report.svg) no-repeat 0 3px;
 }
+.toc ul.editsource li{
+	background:url(/img/mini_ico_rev.svg) no-repeat 0 3px;
+}
 .toc a,
 .toc a:link,
 .toc a:active,
@@ -818,6 +821,11 @@ table td,table th{
 	margin:0;
 	overflow-y:visible;
 }
+.toccontent .sourcefile{
+	width:0;
+	height:0;
+	position:absolute;
+}
 
 .anchorAf{
 	position:relative;
@@ -2174,10 +2182,9 @@ h2 .rssicon{
 	.toc ul li ul li a.active:before{
 		content:"";
 	}
-	.toc ul.goback li{
+	.toc ul.goback li,
-		background:none;
+	.toc ul.reportissue li,
-	}
+	.toc ul.editsource li{
-	.toc ul.reportissue li{
 		background:none;
 	}
 	.toccontent{

en/developer-examples.md

@@ -16,6 +16,7 @@ title: "Developer Examples - Bitcoin"
 
 <ul class="goback"><li><a href="/en/developer-documentation">Return To Overview</a></li></ul>
 <ul class="reportissue"><li><a href="https://github.com/bitcoin/bitcoin.org/issues/new" onmouseover="updateIssue(event);">Report An Issue</a></li></ul>
+<ul class="editsource"><li><a href="https://github.com/bitcoin/bitcoin.org/tree/master/_includes" onmouseover="updateSource(event);">Edit On GitHub</a></li></ul>
 
 </div></div>
 <div markdown="1" class="toccontent">
@@ -24,12 +25,20 @@ title: "Developer Examples - Bitcoin"
 
 {% include example_intro.md %}
 
+<div class="sourcefile" data-sourcefile="example_testing.md"></div>
+
 {% include example_testing.md %}
 
+<div class="sourcefile" data-sourcefile="example_transactions.md"></div>
+
 {% include example_transactions.md %}
 
+<div class="sourcefile" data-sourcefile="example_payment_processing.md"></div>
+
 {% include example_payment_processing.md %}
 
+<div class="sourcefile" data-sourcefile="example_p2p_networking.md"></div>
+
 {% include example_p2p_networking.md %}
 
 {% include references.md %}

en/developer-guide.md

@@ -16,6 +16,7 @@ title: "Developer Guide - Bitcoin"
 
 <ul class="goback"><li><a href="/en/developer-documentation">Return To Overview</a></li></ul>
 <ul class="reportissue"><li><a href="https://github.com/bitcoin/bitcoin.org/issues/new" onmouseover="updateIssue(event);">Report An Issue</a></li></ul>
+<ul class="editsource"><li><a href="https://github.com/bitcoin/bitcoin.org/tree/master/_includes" onmouseover="updateSource(event);">Edit On GitHub</a></li></ul>
 
 </div></div>
 
@@ -29,20 +30,36 @@ of the following file. -->
 
 {% include guide_intro.md %}
 
+<div class="sourcefile" data-sourcefile="guide_block_chain.md"></div>
+
 {% include guide_block_chain.md %}
 
+<div class="sourcefile" data-sourcefile="guide_transactions.md"></div>
+
 {% include guide_transactions.md %}
 
+<div class="sourcefile" data-sourcefile="guide_contracts.md"></div>
+
 {% include guide_contracts.md %}
 
+<div class="sourcefile" data-sourcefile="guide_wallets.md"></div>
+
 {% include guide_wallets.md %}
 
+<div class="sourcefile" data-sourcefile="guide_payment_processing.md"></div>
+
 {% include guide_payment_processing.md %}
 
+<div class="sourcefile" data-sourcefile="guide_operating_modes.md"></div>
+
 {% include guide_operating_modes.md %}
 
+<div class="sourcefile" data-sourcefile="guide_p2p_network.md"></div>
+
 {% include guide_p2p_network.md %}
 
+<div class="sourcefile" data-sourcefile="guide_mining.md"></div>
+
 {% include guide_mining.md %}
 
 {% include references.md %}

en/developer-reference.md

@@ -16,6 +16,7 @@ title: "Developer Reference - Bitcoin"
 
 <ul class="goback"><li><a href="/en/developer-documentation">Return To Overview</a></li></ul>
 <ul class="reportissue"><li><a href="https://github.com/bitcoin/bitcoin.org/issues/new" onmouseover="updateIssue(event);">Report An Issue</a></li></ul>
+<ul class="editsource"><li><a href="https://github.com/bitcoin/bitcoin.org/tree/master/_includes" onmouseover="updateSource(event);">Edit On GitHub</a></li></ul>
 
 </div></div>
 <div markdown="1" class="toccontent">
@@ -24,12 +25,20 @@ title: "Developer Reference - Bitcoin"
 
 {% include ref_intro.md %}
 
+<div class="sourcefile" data-sourcefile="ref_block_chain.md"></div>
+
 {% include ref_block_chain.md %}
 
+<div class="sourcefile" data-sourcefile="ref_transactions.md"></div>
+
 {% include ref_transactions.md %}
 
+<div class="sourcefile" data-sourcefile="ref_wallets.md"></div>
+
 {% include ref_wallets.md %}
 
+<div class="sourcefile" data-sourcefile="ref_p2p_networking.md"></div>
+
 {% include ref_p2p_networking.md %}
 
 ## Bitcoin Core APIs
@@ -39,6 +48,8 @@ title: "Developer Reference - Bitcoin"
 -- * https://en.bitcoin.it/wiki/API_reference_(JSON-RPC)
 -->
 
+<div class="sourcefile" data-sourcefile="ref_core_rpc_intro.md"></div>
+
 {% include ref_core_rpc_intro.md %}
 
 ### Remote Procedure Calls (RPCs)
@@ -52,10 +63,22 @@ create a cross-site scripting (XSS) exploit. To avoid problems, please
 treat block chain and memory pool data as an arbitrary input from an
 untrusted source.
 
+<div class="sourcefile" data-sourcefile="ref_core_rpc_abcdefg.md"></div>
+
 {% include ref_core_rpcs-abcdefg.md %}
+
+<div class="sourcefile" data-sourcefile="ref_core_rpc_hijklmn.md"></div>
+
 {% include ref_core_rpcs-hijklmn.md %}
+
+<div class="sourcefile" data-sourcefile="ref_core_rpc_opqrst.md"></div>
+
 {% include ref_core_rpcs-opqrst.md %}
+
+<div class="sourcefile" data-sourcefile="ref_core_rpc_uvwxyz.md"></div>
+
 {% include ref_core_rpcs-uvwxyz.md %}
+
 {% include references.md %}
 
 </div>

img/mini_ico_rev.svg

@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="16px"
+   height="16px"
+   id="svg2985"
+   version="1.1"
+   inkscape:version="0.48.4 r9939"
+   inkscape:export-filename="/media/X/bitcoin.org/current/img/mini_ico_rev.png"
+   inkscape:export-xdpi="90"
+   inkscape:export-ydpi="90"
+   sodipodi:docname="mini_ico_rev.svg">
+  <defs
+     id="defs2987" />
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="32"
+     inkscape:cx="4.1148252"
+     inkscape:cy="9.5177827"
+     inkscape:current-layer="layer1"
+     showgrid="true"
+     inkscape:grid-bbox="true"
+     inkscape:document-units="px"
+     inkscape:window-width="1615"
+     inkscape:window-height="1026"
+     inkscape:window-x="65"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     showguides="true"
+     inkscape:guide-bbox="true" />
+  <metadata
+     id="metadata2990">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     id="layer1"
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer">
+    <path
+       style="font-size:22.21102905px;font-style:normal;font-weight:normal;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#2c6fad;fill-opacity:1;stroke:none;font-family:Sans;-inkscape-font-specification:Sans"
+       d="M 7,1 7,5 3,5 3,7 7,7 7,11 9,11 9,7 13,7 13,5 9,5 9,1 z"
+       id="path3776"
+       inkscape:connector-curvature="0"
+       sodipodi:nodetypes="ccccccccccccc" />
+    <path
+       inkscape:connector-curvature="0"
+       id="path3776-2"
+       style="font-size:22.21102905px;font-style:normal;font-weight:normal;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#2c6fad;fill-opacity:1;stroke:none;font-family:Sans;-inkscape-font-specification:Sans"
+       d="M 4.0000001,13 12,13 l 0,2 -8,0 0,-2"
+       sodipodi:nodetypes="ccccc" />
+  </g>
+</svg>

js/main.js

@@ -414,11 +414,36 @@ for (var i = 0, n = nodes.length; i < n; i++) {
 }
 
 function updateIssue(e) {
-// Update GitHub issue link with pre-filled with current page location.
+// Update GitHub issue link pre-filled with current page location.
 var t = getEventTarget(e);
 t.href = 'https://github.com/bitcoin/bitcoin.org/issues/new?body=' + encodeURIComponent('Location: ' + window.location.href.toString() + "\n\n");
 }
 
+function updateSource(e){
+// Update GitHub source file link pre-filled with current page location.
+if (!document.getElementsByClassName) return;
+var t = getEventTarget(e),
+    nodes = document.getElementsByClassName('sourcefile'),
+    pageoffset = getPageYOffset(),
+    windowy = getWindowY(),
+    fallback = nodes[0],
+    first = [fallback, getTop(fallback)],
+    last = [fallback, getTop(fallback)],
+    closer = [fallback, getTop(fallback)];
+// Find first, last and closer node.
+for (var i = 0, n = nodes.length; i < n; i++) {
+	var top = getTop(nodes[i]);
+	if (top < first[1]) first = [nodes[i], top];
+	if (top > last[1]) last = [nodes[i], top];
+	if (top < pageoffset + 10 && top > closer[1]) closer = [nodes[i], top];
+}
+// Set closer title to first or last title if at the top or bottom of the page.
+if (pageoffset < first[1]) closer = [first[0], first[1]];
+if (windowy + pageoffset >= getHeight(document.body)) closer = [last[0], last[1]];
+// Set updated url to source file.
+t.href = 'https://github.com/bitcoin/bitcoin.org/edit/master/_includes/' + closer[0].getAttribute('data-sourcefile');
+}
+
 function disclaimerClose(e) {
 // Auto close temporary disclaimer in devel-docs.
 if (e) cancelEvent(e);